JPH0451495B2 - - Google Patents

Info

Publication number
JPH0451495B2
JPH0451495B2 JP6316288A JP6316288A JPH0451495B2 JP H0451495 B2 JPH0451495 B2 JP H0451495B2 JP 6316288 A JP6316288 A JP 6316288A JP 6316288 A JP6316288 A JP 6316288A JP H0451495 B2 JPH0451495 B2 JP H0451495B2
Authority
JP
Japan
Prior art keywords
mold
molding
glass material
press
lens
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP6316288A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01239030A (ja
Inventor
Hiroshi Sone
Takanobu Shiokawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP6316288A priority Critical patent/JPH01239030A/ja
Publication of JPH01239030A publication Critical patent/JPH01239030A/ja
Publication of JPH0451495B2 publication Critical patent/JPH0451495B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C03B11/086—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor of coated dies
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/08—Coated press-mould dies
    • C03B2215/10—Die base materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP6316288A 1988-03-18 1988-03-18 光学素子用成形型の製造方法 Granted JPH01239030A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6316288A JPH01239030A (ja) 1988-03-18 1988-03-18 光学素子用成形型の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6316288A JPH01239030A (ja) 1988-03-18 1988-03-18 光学素子用成形型の製造方法

Publications (2)

Publication Number Publication Date
JPH01239030A JPH01239030A (ja) 1989-09-25
JPH0451495B2 true JPH0451495B2 (enrdf_load_stackoverflow) 1992-08-19

Family

ID=13221267

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6316288A Granted JPH01239030A (ja) 1988-03-18 1988-03-18 光学素子用成形型の製造方法

Country Status (1)

Country Link
JP (1) JPH01239030A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03242332A (ja) * 1990-02-19 1991-10-29 Canon Inc 光学素子の製造方法
JP2001162626A (ja) 1999-04-02 2001-06-19 Suzuka Fuji Xerox Co Ltd プラスチック成形品の製造方法およびプラスチック成形用ガラス製成形型
US6385997B1 (en) * 2000-05-12 2002-05-14 Eastman Kodak Company Method for forming a tool for molding microlens arrays
JP2002020131A (ja) * 2000-06-30 2002-01-23 Hoya Corp ガラス造形物及びその製造方法
JP2003026425A (ja) * 2001-07-11 2003-01-29 Matsushita Electric Ind Co Ltd 微細凹凸形状を有する光学素子の成形方法及び微細凹凸形状を有する成形用金型の製造方法
JP4832939B2 (ja) * 2006-03-24 2011-12-07 オリンパス株式会社 光学素子成形用型の製造方法
JP7125844B2 (ja) 2018-01-26 2022-08-25 Hoya株式会社 ガラス製成形型

Also Published As

Publication number Publication date
JPH01239030A (ja) 1989-09-25

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees